CN216064160U

CN216064160U - Grain screening device for gas-solid separation of granular grains

Info

Publication number: CN216064160U
Application number: CN202121992240.6U
Authority: CN
Inventors: 章辉
Original assignee: Jiangsu Yuegu Agricultural Technology Development Co ltd
Current assignee: Jiangsu Yuegu Agricultural Technology Development Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-03-18
Anticipated expiration: 2031-08-24

Abstract

The utility model relates to the technical field of screening, and discloses a grain screening device for gas-solid separation of granular grains, which comprises a bearing mechanism and a screening mechanism arranged at the upper end of the bearing mechanism, wherein a material loading disc is arranged at the lower end of the bearing mechanism, the screening mechanism comprises a storage bin arranged in the screening mechanism, an air suction pipe arranged at the upper end of the screening mechanism and a material inlet arranged at the upper end of the screening mechanism, a sealing disc is also arranged at the upper end of the screening mechanism and covers the material inlet, the material inlet can be exposed by taking the sealing disc and moving the sealing disc to the outside of the screening mechanism, grains to be screened can enter the material inlet, the material inlet is covered by pushing the sealing disc, then three groups of material blocking discs are pushed to cover a first material outlet net port, a second material outlet net port and an impurity net port, and a rotating shaft is driven to drive stirring blades to rotate, therefore, the grains in the storage bin are stirred, and a large amount of generated dust is sucked away by the air suction pipe.

Description

Grain screening device for gas-solid separation of granular grains

Technical Field

The utility model relates to the technical field of screening, in particular to a grain screening device for gas-solid separation of granular grains.

Background

The screening is to use a sieve to make fine materials smaller than the sieve pores penetrate through the sieve surface and coarse materials larger than the sieve pores stay on the sieve surface, thereby completing the separation process of coarse materials and fine materials.

When traditional granule cereal was screened, can separate impurity and cereal, but vibration or the stirring in the screening process all can produce a large amount of dusts this moment, and the staff in this working process easily inhales the air that takes the dust to influence its healthy.

In order to solve the problems, the grain screening device for gas-solid separation of the granular grains is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a grain screening device for gas-solid separation of granular grains, which comprises a bearing mechanism and a screening mechanism arranged at the upper end of the bearing mechanism, wherein a material carrying disc is arranged at the lower end of the bearing mechanism, so that when impurities and grains are separated, a large amount of dust generated in the screening process can be intensively treated, the influence on the health of workers is avoided, and the problems in the background technology are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a grain screening device for gas-solid separation of granular grains comprises a bearing mechanism and a screening mechanism arranged at the upper end of the bearing mechanism, wherein a material carrying disc is arranged at the lower end of the bearing mechanism, the screening mechanism comprises a storage bin arranged in the screening mechanism, an air suction pipe arranged at the upper end of the screening mechanism and a material inlet arranged at the upper end of the screening mechanism, a sealing disc is also arranged at the upper end of the screening mechanism, and the material inlet is covered by the sealing disc;

the storage silo is including setting up the stirring subassembly in the inside intermediate position of storage silo to and encircle first ejection of compact net gape, second ejection of compact net gape and the impurity net gape that sets up in storage silo bottom lower extreme.

Preferably, the stirring subassembly is including setting up the axis of rotation in the inside intermediate position of storage silo to and encircle the stirring leaf that sets up in the axis of rotation outside and run through the groove that runs through that the stirring leaf set up, and run through inslot portion and be provided with the fixed column, the stirring leaf sets up three groups, and the fixed column sets up the multiunit.

Preferably, the bearing mechanism comprises a bearing disc arranged at the lower end of the screening mechanism, a bearing column arranged at the lower end of the bearing disc and a large spring arranged at the upper end of the bearing column, the bearing mechanism further comprises a vibration motor arranged at the upper end of the bearing disc, the vibration motors are arranged in two groups, the vibration motor is in contact with the outer side of the screening mechanism, one end of the large spring is in contact with the lower end of the bearing disc, and the bearing column is provided with three groups.

Preferably, the bearing disc comprises a material blocking disc arranged inside the bearing disc and a material outlet arranged at the lower end of the bearing disc.

Preferably, the material blocking discs are provided with three groups, the material blocking discs correspondingly cover the upper ends of the first discharging net opening, the second discharging net opening and the impurity net opening, the discharging openings are provided with three groups, and the discharging openings of the three groups are communicated with the first discharging net opening, the second discharging net opening and the impurity net opening.

Preferably, the mesh diameter of the impurity mesh opening is smaller than that of the first discharge mesh opening and that of the second discharge mesh opening, and the mesh diameter of the impurity mesh opening is smaller than the diameter of the granular grains.

Preferably, the material carrying disc comprises a first uniform distribution cavity, a second uniform distribution cavity and a third uniform distribution cavity which are uniformly distributed in three directions, the diameter of the material carrying disc is smaller than three groups, the diameter of a circle formed by the bearing columns is larger than three groups, and the diameter of the material carrying disc is larger than three groups, the diameter of the circle formed by the discharge port is larger than three groups.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the grain screening device for gas-solid separation of grain grains, provided by the utility model, the sealing discs are taken to move towards the outer side of the screening mechanism, so that the feeding port can be exposed, grains to be screened are put into the feeding port, the grains can enter the storage bin, the sealing discs are pushed to cover the feeding port, the three groups of material blocking discs are pushed to cover the first discharging net port, the second discharging net port and the impurity net port, the rotating shaft is driven to drive the stirring blades to rotate, so that the grains in the storage bin are stirred, a large amount of dust can be generated in the process, the generated large amount of dust is sucked away by the air suction pipes to be subjected to centralized treatment, and the situation that the dust is volatilized all around to endanger the health of workers is avoided.

2. The grain screening device for gas-solid separation of grain granules provided by the utility model has the advantages that after a large amount of dust is sucked away, three groups of material blocking discs are taken to ensure that the material blocking discs do not cover a first discharging net opening, a second discharging net opening and an impurity net opening, at the moment, under the combined action of stirring of a stirring assembly and vibration of a vibration motor, grains in a storage bin are discharged through the first discharging net opening, the second discharging net opening and a discharging opening, small molecular substances can be discharged from the impurity net opening and one group of discharging openings, as the material carrying discs comprise a first uniform distribution chamber, a second uniform distribution chamber and a third uniform distribution chamber which are uniformly divided, the diameter of the material carrying discs is smaller than that formed by the three groups of bearing columns, the diameter of the material carrying discs is larger than that formed by the three groups of discharging openings, the first uniform distribution chamber, the second uniform distribution chamber and the third uniform distribution chamber can independently pass through the space between the two groups of bearing columns, and finally, a material carrying plate is formed at the lower end of the material carrying plate to carry the materials discharged from the three groups of discharge outlets.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a carrying mechanism and a screening mechanism of the present invention;

FIG. 3 is a schematic top view of the storage bin of the present invention;

FIG. 4 is a schematic view of the stirring assembly of the present invention;

FIG. 5 is a schematic view of the structure of the material loading tray of the present invention.

In the figure: 1. a carrying mechanism; 11. a carrier tray; 111. a material blocking disc; 112. a discharge port; 12. a load bearing column; 13. a large spring; 14. a vibration motor; 2. a screening mechanism; 21. a storage bin; 211. a stirring assembly; 2111. a rotating shaft; 2112. stirring blades; 2113. a through groove; 2114. fixing a column; 212. a first discharge port; 213. a second discharge port; 214. an impurity net port; 22. an air suction pipe; 23. a feeding port; 24. sealing the disc; 3. a material carrying disc; 31. a first equipartition chamber; 32. a second equipartition cavity; 33. and a third equipartition cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a grain screening apparatus for gas-solid separation of granular grains includes a supporting mechanism 1 and a screening mechanism 2 disposed at the upper end of the supporting mechanism 1, wherein a material loading tray 3 is disposed at the lower end of the supporting mechanism 1.

Referring to fig. 2-5, a grain screening apparatus for gas-solid separation of grain particles, wherein a screening mechanism 2 includes a storage bin 21 disposed inside the screening mechanism 2, an air suction pipe 22 disposed at an upper end of the screening mechanism 2 and a material inlet 23 disposed at an upper end of the screening mechanism 2, a sealing disc 24 is further disposed at an upper end of the screening mechanism 2, the sealing disc 24 covers the material inlet 23, the storage bin 21 includes a stirring component 211 disposed at a middle position inside the storage bin 21, and a first material outlet mesh 212, a second material outlet mesh 213 and an impurity mesh 214 disposed around a lower end of a bottom of the storage bin 21, the stirring component 211 includes a rotating shaft 2111 disposed at a middle position inside the storage bin 21, a stirring blade 2112 disposed around an outer side of the rotating shaft 2111 and a through slot 2113 disposed through the stirring blade 2112, a fixing column 2114 is disposed inside the through slot 2113, and three groups of stirring blades 2112 are disposed, the fixing posts 2114 are provided in plural sets.

The bearing mechanism 1 comprises a bearing plate 11 arranged at the lower end of the screening mechanism 2, a bearing column 12 arranged at the lower end of the bearing plate 11 and a large spring 13 arranged at the upper end of the bearing column 12, the bearing mechanism 1 further comprises a vibrating motor 14 arranged at the upper end of the bearing plate 11, two groups of vibrating motors 14 are arranged, the vibrating motor 14 is contacted with the outer side of the screening mechanism 2, one end of the large spring 13 is contacted with the lower end of the bearing plate 11, three groups of bearing columns 12 are arranged, the bearing plate 11 comprises a material blocking plate 111 arranged in the bearing plate 11 and a material outlet 112 arranged at the lower end of the bearing plate 11, the material blocking plate 111 is arranged into three groups, the material blocking plates 111 of the three groups correspondingly cover the upper ends of a first material outlet mesh 212, a second material outlet mesh 213 and an impurity mesh 214, the material outlet 112 is arranged into three groups, the material outlets 112 of the three groups are communicated with the first material outlet mesh 212, the second material outlet 213 and the impurity mesh 214, the mesh diameter of the impurity mesh opening 214 is smaller than the mesh diameters of the first discharging mesh opening 212 and the second discharging mesh opening 213, the mesh diameter of the impurity mesh opening 214 is smaller than the diameter of the grain, the material carrying disc 3 comprises a first uniform distribution cavity 31, a second uniform distribution cavity 32 and a third uniform distribution cavity 33 which are uniformly distributed in three directions, the diameter of the material carrying disc 3 is smaller than the diameter of a circle formed by the three groups of bearing columns 12, and the diameter of the material carrying disc 3 is larger than the diameter of a circle formed by the three groups of discharging openings 112.

The working principle is as follows: the sealing disc 24 is taken out and moved towards the outer side of the screening mechanism 2, so that the feeding port 23 can be exposed, grains to be screened are put into the feeding port 23, the grains can enter the storage bin 21, the sealing disc 24 is pushed to cover the feeding port 23, then the three groups of material blocking discs 111 are pushed to cover the first discharging mesh port 212, the second discharging mesh port 213 and the impurity mesh port 214, the rotating shaft 2111 is driven to drive the stirring blade 2112 to rotate, so that the grains in the storage bin 21 are stirred, a large amount of dust is generated in the process, the large amount of generated dust is sucked away by the air suction pipe 22 for centralized treatment, the dust is prevented from being volatilized all around to endanger the health of workers, after the dust is sucked away in a large amount, the three groups of material blocking discs 111 are taken out to avoid covering the first discharging mesh port 212, the second discharging mesh port 213 and the impurity mesh port 214, and under the combined action of stirring of the stirring component 211 and the vibration of the vibration motor 14, the grain in the storage bin 21 is discharged through the first discharging port 212, the second discharging port 213 and the discharging port 112, and the small molecular substance is discharged from the impurity port 214 and the group of discharging ports 112, because the material carrying tray 3 comprises the first uniform distribution chamber 31, the second uniform distribution chamber 32 and the third uniform distribution chamber 33 which are uniformly distributed, the diameter of the material carrying tray 3 is smaller than the diameter of a circle formed by the three groups of bearing columns 12, and the diameter of the material carrying tray 3 is larger than the diameter of a circle formed by the three groups of discharging ports 112, the first uniform distribution chamber 31, the second uniform distribution chamber 32 and the third uniform distribution chamber 33 can independently pass through the space between the two groups of bearing columns 12, and finally the whole material carrying tray 3 is formed at the lower end of the material carrying tray 11 to carry the material discharged from the three groups of discharging ports 112.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a grain screening device of granule cereal gas-solid separation, includes bearing mechanism (1) and screening mechanism (2) of setting in bearing mechanism (1) upper end, and bearing mechanism (1) lower extreme is provided with and carries charging tray (3), its characterized in that: the screening mechanism (2) comprises a storage bin (21) arranged inside the screening mechanism (2), an air suction pipe (22) arranged at the upper end of the screening mechanism (2) and a feeding port (23) arranged at the upper end of the screening mechanism (2), a sealing disc (24) is further arranged at the upper end of the screening mechanism (2), and the feeding port (23) is covered by the sealing disc (24);

the storage bin (21) comprises a stirring assembly (211) arranged in the middle of the interior of the storage bin (21), and a first discharging net opening (212), a second discharging net opening (213) and an impurity net opening (214) which are arranged at the lower end of the bottom of the storage bin (21) in a surrounding mode.

2. The grain screening device for gas-solid separation of granular grains according to claim 1, wherein: stirring subassembly (211) is including setting up axis of rotation (2111) at the inside intermediate position of storage silo (21) to and encircle stirring leaf (2112) that sets up in axis of rotation (2111) outside and run through groove (2113) that runs through that stirring leaf (2112) set up, and run through inside fixed column (2114) that is provided with of groove (2113), stirring leaf (2112) set up three groups, fixed column (2114) set up the multiunit.

3. The grain screening device for gas-solid separation of granular grains according to claim 1, wherein: the bearing mechanism (1) comprises a bearing disc (11) arranged at the lower end of the screening mechanism (2), bearing columns (12) arranged at the lower end of the bearing disc (11) and large springs (13) arranged at the upper ends of the bearing columns (12), the bearing mechanism (1) further comprises vibrating motors (14) arranged at the upper ends of the bearing disc (11), the vibrating motors (14) are arranged in two groups, the vibrating motors (14) are in contact with the outer side of the screening mechanism (2), one ends of the large springs (13) are in contact with the lower end of the bearing disc (11), and the bearing columns (12) are provided with three groups.

4. The grain screening device for gas-solid separation of granular grains according to claim 3, wherein: the bearing plate (11) comprises a material blocking plate (111) arranged inside the bearing plate (11) and a material outlet (112) arranged at the lower end of the bearing plate (11).

5. The grain screening device for gas-solid separation of granular grains according to claim 4, wherein: hinder charging tray (111) and set up three groups, three groups hinder charging tray (111) correspond and cover in first ejection of compact net gape (212), second ejection of compact net gape (213) and impurity net gape (214) upper end position, discharge gate (112) set up three groups, three groups discharge gate (112) and first ejection of compact net gape (212), second ejection of compact net gape (213) and impurity net gape (214) be linked together.

6. The grain screening device for gas-solid separation of granular grains according to claim 1, wherein: the mesh diameter of the impurity mesh opening (214) is smaller than that of the first discharge mesh opening (212) and the second discharge mesh opening (213), and the mesh diameter of the impurity mesh opening (214) is smaller than the diameter of the grain.

7. The grain screening device for gas-solid separation of granular grains according to claim 4, wherein: carry charging tray (3) including by the first equipartition chamber (31), second equipartition chamber (32) and the third equipartition chamber (33) of three equipartitions, the diameter of carrying charging tray (3) is less than three group bear the circle diameter that post (12) formed, the diameter of carrying charging tray (3) is greater than three groups the circle diameter that discharge gate (112) formed.